Proline at position 14 of alamethicin is essential for hemolytic activity, catecholamine secretion from chromaffine cells and enhanced metabolic activity in endothelial cells - Dathe,M.; Kaduk,C.; Tachikawa,E.; Melzig,M.F.; Wenschuh,H.; Bienert,M. (Biochimica et Biophysica Acta, 1998)